I. Chọn phương án đúng 1. I..... your brother at green street yesterday afternoon. A. meet B. met c. have met d. had met 2. He........... a cigarette and.......to the window A. light, walked B lit, walks C. lighted, walked 3. I can't go with you because I... my homework yet A. haven't finished B. has finished C. finished

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